18mm OSB 3 (Oriented Strand Board)

18mm OSB 3 (Oriented Strand Board) 1220x1220mm

OSB 3 (Oriented Strand Board Grade 3) is a structural load-bearing board engineered for use in humid conditions. Manufactured by compressing wood strands in alternating orientations, OSB 3 delivers excellent rigidity and strength — comparable to plywood but at a lower cost. CE marked to EN 13986:2004 and produced from certified sustainable timber sources.

Common Uses

• Wall sheathing and racking panels
• Roof decking and sarking
• Flooring and sub-floor applications
• Site hoardings and formwork
• General structural and renovation work

Key Features

• Structural grade — load-bearing for use in humid conditions (OSB/3)
• Moisture resistant — suitable for internal and external applications
• CE marked — EN 13986:2004 compliant
• Certified timber — third-party verified sustainable source
• Free of natural defects — consistent finish throughout

Specifications

• Thickness: 18mm
• Size: 1220mm x 1220mm
• Weight: approx. 16kg per board
• Grade: OSB/3
• Standard: EN 13986:2004
• Tolerance: ±5mm

Delivery is via pallet network. For large quantity orders please contact us for trade pricing.